Display screen or portion thereof with graphical user interface



The single FIGURE is a front view of a display screen or portion thereofwith a graphical user interface showing my new design.

The broken line showing of the display screen or portion thereof formsno part of the claimed design. The dash-dot broken line shows a boundarybetween the claimed design and portions that are not claimed.

CLAIM The ornamental design for a display screen or portion thereof witha graphical user interface, as shown and described.